<html>
<head>
<title>sign up! </title>
</head>

<body>
<form action="http://127.0.0.1:8080/register" method="post">
	用户名:<input type = "text" name="username"><br/>
	密码:<input type ="password" name = "password"><br/>
	<input type="submit" value = "注册">
</form>
</body>
</html>